Album cover
“He appears “rational” and “inevitable,” to use the typical language. On Apple’s Web page of executive biographies, fourteen men and women give welcoming smiles; Ive, the in-house outsider, faces the camera with album-cover gravity.”
1[album-cover gravity"?WHAT'S THE MEANING in this context , i can recognize the words .
Jonathan Ive and the Future of Apple - The New Yorker
http://www.newyorker.com/magazine/2015/02/23/shape-things-come
via Instapaper

Question

Album cover
“He appears “rational” and “inevitable,” to use the typical language. On Apple’s Web page of executive biographies, fourteen men and women give welcoming smiles; Ive, the in-house outsider, faces the camera with album-cover gravity.”
1[album-cover gravity"?WHAT'S THE MEANING in this context , i can recognize the words . 
Jonathan Ive and the Future of Apple - The New Yorker
http://www.newyorker.com/magazine/2015/02/23/shape-things-come
via Instapaper

Answer

The keyword is "gravity", which means "seriousness" in this sentence. The composition of his photo, plus his serious expression, seems more suited to the album cover of a singer-songwriter, than the biog photo of an Apple exec.